The RA-32 is designed to hold 2 tampers, up to 8″ x 8″. It comes with hanging top hooks so it can be installed in an enclosed trailer. It also comes with 6 pre-drilled mounting holes on its back, so it could be lag bolted in the garage or nut and bolted to expanded metal tall sides of some open trailers, the various mounting options expand its potential use. 2 shaped cut outs hold the hand tampers and they have a swing away gate to provide extra strength to keep them locked in. (Tools not included)SUPPLIES LIMITED